This Day in Patent History - On January 23, 1849, a patent was granted for an envelope-making machine, greatly reducing the time needed for the mass production of envelopes

On January 23, 1849, a patent was granted for an envelope-making machine, greatly reducing the time needed for the mass production of envelopes.

PatentYogi_On January 23, 1849, a patent was granted for an envelope-making machine, greatly reducing the time needed for the mass production of envelopes

 

Patent Information
Publication number: US6055 A
Patent Title: Jesse k
Publication type: Grant
Publication date: Jan 23, 1849
Inventors: Jesse K. Park

US6055

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